at the national building museum. in attendance was the ambassador from japan and mayor vincent gray. despite the cooler temperatures, thousands flocked to the tidal basin. mike, how is it part? >> the sunshine today certainly help visitors stay warm, along with their coats and the players. with snow in the forecast tomorrow, it seems this is the call before the storm. >> it is so pretty, portis. >> thousands were drawn to the tidal basin. >> i think they are beautiful. >> the cooler weather caught a few visitors off guard. >> we were hoping that it was warmer. >> some decided to stay indoors. at the national building museum, the family day event featured arts and crafts, a celebration of japan, spring, and cherry blossoms. >> i like them because they are pink and that is my favorite color. >> children also left special messages at the japanese embassy. for every paper crane folded, $2 will be donated to disaster relief. >> it is good to know they will get money to repair the damage. >> this woman about to fold 100 cranes. >> anything we could do to help is phenomenal. >> some japanese groups